// Copyright 2022 Huawei Cloud Computing Technology Co., Ltd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

#include "CaeDataPipe.h"
#include "../cae_agent/CaeAgent.h"

CaeDataPipe::CaeDataPipe()
{
    m_type = '\0';
    m_name.erase();
}

CaeDataPipe::~CaeDataPipe() = default;

CaePipeData *CaeDataPipe::GetPipeData()
{
    int msgSize = CaePipeManager::GetInstance().ReadSize(this->m_type);
    if (msgSize > 0) {
        CaePipeData *pktData = CaePipeManager::GetInstance().ReadOnePkt(this->m_type);
        return pktData;
    }

    return nullptr;
}

void CaeDataPipe::ClearPipeData() noexcept
{
    if (m_type == CAE_MSG_CONTROL && !CaeAgent::GetInstance().CheckClearCmdCondition()) {
        LOGI("No need to clear CmdQueue.");
        return;
    }

    CaePipeData *tempData = nullptr;
    while ((tempData = CaePipeManager::GetInstance().ReadOnePkt(m_type)) != nullptr) {
        delete tempData;
        tempData = nullptr;
    }
}